[  480.066543] netdevsim netdevsim371 eni371np1: renamed from eth0
[  480.067018] netdevsim netdevsim519 eni519np1: renamed from eth1
[  480.160705] Could not find device with ifindex 2000 in netnsfd 11
[  480.160831] Could not find netns with fd: 2000
[  480.160879] Cannot link a netdevsim to itself
[  480.160934] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).